package com.whc.friend.mapper;


import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.whc.friend.domain.entity.Friend;
import org.apache.ibatis.annotations.Mapper;

import java.util.List;

@Mapper
public interface FriendMapper extends BaseMapper<Friend> {
    //查询所有朋友的id
    List<Long> getAllByPid(Long pid);
}
